#Write your code below this line 👇

def prime_checker(number):
    indicate_strings = [
    "It's a prime number.",
    "It's not a prime number."
    ]
    is_prime = True
    for i in range(2, number):
        if number % i == 0:
            is_prime = False
    if is_prime:
        print(indicate_strings[0])
    else:
        print(indicate_strings[1])



#Write your code above this line 👆

#Do NOT change any of the code below👇
n = int(input("Check this number: "))
prime_checker(number=n)
